Quantum was a science fiction and fantasy fanzine edited by Ric Bergman, Allen Curry, Marla Gold, Paula Gold, Art Metzger, and Mike Streff.
Quantum was first released in 1975 in Cincinnati, Ohio, U.S.A. It continued to be published up to Volime 4, No. 4 in 1978.
Contributors of writing included Mike Banks, Don Carter, Al Curry, Tanya Curry, M. Hendricks, George S. Howard, Rocky Karlage, John Kelly, Arthur Metzger, Robert Nathan, Basil Shroppford Sloane, and Steve Sneyd (Data Dump).
Poetry was by Reed Andrus and Jessica Amanda Salmonson.
Contributors of art work included Dan Braun, Grant Canfield, Ray Capella, Michael Devanneu, Gary Fowler, Jack Gold, Terry Jeeves (ERG), Tom Miller, Steve Oliff, John Rodak, Stephanie Schneider, James M. Shea, Jr., Mike Streff, and Brute Tornley.